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Method 200.8 Water Analysis Summary Report, Feb 1, 2002

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Summary of water sample results for metals analysis using Method 200.8 conducted on February 1, 2002.

NYC-WTC_000076306–000076437

Folder label: “NEWQ Feb 1st, 2002 AE01966 - AE02567

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: CCV STD2 60 PPB Sample Date/Time: Friday, February 01, 2002 10:56:16 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\daily performance\CCV STD2 60 PPB. 126 Aliquot Volume (ml): Diluted To Volume (ml):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit r Be 9 36637.406 2.447 0.050 60.11081 5.38 ug/L |> Sc-1 45 735775.649 3.092 735775.649 ug/L I Cr 52 780783.956 2.543 1.049 59.14111 5.80 ug/L Cr 53 91797.738 0.601 0.124 59.73597 2.89 ug/L Mn 55 1245107.536 0.884 1.692 59.98991 4.02 ug/L 1 Ni 60 196202.015 2.379 0.265 57.27393 5.61 ug/L I Cu 63 459048.037 2.388 0.622 59.58307 0.72 ug/L L Cu 65 222742.480 2.605 0.302 58.72882 5.82 ug/L r Zn 66 147245.880 1.569 1.116 61.59282 1.08 ug/L I Zn 67 25650.395 1.155 0.195 60.82835 2.37 ug/L I Zn 68 106165.743 0.980 0.805 60.41172 2.39 ug/L i> Ge 72 128656.044 1.393 128656.044 ug/L I As 75 153880.729 2.225 1.144 60.98876 3.67 ug/L L Se 77 13062.176 1.299 0.100 61.42069 1.17 ug/L r Ag 107 990925.007 0.858 0.625 60.34253 3.55 ug/L l> In 115 1585614.406 2.737 1585614.406 ug/L I Sb 121 579487.033 1.617 0.365 58.90479 1.91 ug/L L Sb 123 454011.758 1.111 0.286 60.17429 3.70 ug/L r Ba 135 181277.576 1.425 0.076 58.36644 2.60 ug/L 1 Ba 137 319082.860 2.084 0.134 59.49846 5.51 ug/L |> Ho 165 2374813.584 3.700 2374813.584 ug/L I Tl 205 2350320.957 2.662 0.990 63.54072 5.74 ug/L L Pb 208 3163457.806 0.822 1.331 63.98858 3.38 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 I> Sc-1 45 95.309 Cr 52 I Cr 53 I Mn 55 I Ni 60 I Cu 63 L Cu 65 r Zn 66 I Zn 67

Sample ID: CCV STD2 60 PPB Report Date/Time: Friday, February 01, 2002 10:57:47 Page 1

NYC-WTC_000076352

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